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What is the heat of reaction if the heat of combustion of products is 25 J and heat of combustion of reactants is 15 J?(a) -5 J(b) 5 J(c) -10 J(d) 10 J |
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Answer» The correct choice is (c) -10 J Easiest explanation: Heat of reaction = 15 – 25 = -10 J. |
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